Alzheimer's Disease Dataset — alzheimers • Model-Independent Variable Selection with Variable Priority

Health, lifestyle, and clinical data for 2,149 individuals used for studying Alzheimer's Disease. Variables include demographics, cognitive assessments, medical conditions, and symptoms.

data(alzheimers)

Format

A data frame with 2,149 observations on the following variables:

Age: Age in years (60 to 90).
Gender: Gender (0 = Male, 1 = Female).
Ethnicity: Ethnicity (0 = Caucasian, 1 = African American, 2 = Asian, 3 = Other).
EducationLevel: Education level (0 = None, 1 = High School, 2 = Bachelor's, 3 = Higher).
BMI: Body Mass Index (15 to 40).
Smoking: Smoking status (0 = No, 1 = Yes).
AlcoholConsumption: Weekly alcohol consumption in units (0 to 20).
PhysicalActivity: Weekly physical activity in hours (0 to 10).
DietQuality: Diet quality score (0 to 10).
SleepQuality: Sleep quality score (4 to 10).
FamilyHistoryAlzheimers: Family history of Alzheimer's (0 = No, 1 = Yes).
CardiovascularDisease: Cardiovascular disease (0 = No, 1 = Yes).
Diabetes: Diabetes (0 = No, 1 = Yes).
Depression: Depression (0 = No, 1 = Yes).
HeadInjury: History of head injury (0 = No, 1 = Yes).
Hypertension: Hypertension (0 = No, 1 = Yes).
SystolicBP: Systolic blood pressure (90 to 180 mmHg).
DiastolicBP: Diastolic blood pressure (60 to 120 mmHg).
CholesterolTotal: Total cholesterol (150 to 300 mg/dL).
CholesterolLDL: LDL cholesterol (50 to 200 mg/dL).
CholesterolHDL: HDL cholesterol (20 to 100 mg/dL).
CholesterolTriglycerides: Triglycerides (50 to 400 mg/dL).
MMSE: Mini-Mental State Examination score (0 to 30). Lower is worse.
FunctionalAssessment: Functional score (0 to 10). Lower is worse.
MemoryComplaints: Memory complaints (0 = No, 1 = Yes).
BehavioralProblems: Behavioral problems (0 = No, 1 = Yes).
ADL: Activities of Daily Living score (0 to 10). Lower is worse.
Confusion: Presence of confusion (0 = No, 1 = Yes).
Disorientation: Presence of disorientation (0 = No, 1 = Yes).
PersonalityChanges: Presence of personality changes (0 = No, 1 = Yes).
DifficultyCompletingTasks: Difficulty completing tasks (0 = No, 1 = Yes).
Forgetfulness: Forgetfulness (0 = No, 1 = Yes).
Diagnosis: Alzheimer's diagnosis (No, Yes).

Details

This dataset is suitable for modeling Alzheimer's risk, performing exploratory analysis, and evaluating statistical and machine learning algorithms. All individuals are uniquely identified and evaluated on a standardized set of clinical and behavioral measures.

Source

Rabie El Kharoua (2024). Alzheimer's Disease Dataset. Available from Kaggle at https://www.kaggle.com/datasets/rabieelkharoua/alzheimers-disease-dataset

Examples

# \donttest{
## load the data
data(alzheimers, package = "varPro")
o <- varpro(Diagnosis~.,alzheimers)
imp <- importance(o)
print(imp)
# }